Unit 1 1
Comprehensive Course 1
Text A 1
Text B 5
Skills 8
Key to the Exercises 11
参考译文 18
Extensive Course 20
Notes 20
Key to the Exercises 22
Unit 2 23
Comprehensive Course 23
Text A 23
Text B 29
Skills 32
Key to the Exercises 34
参考译文 41
Extensive Course 43
Notes 43
Key to the Exercises 44
Unit 3 45
Comprehensive Course 45
Text A 45
Text B 51
Skills 55
Key to the Exercises 58
参考译文 66
Extensive Course 67
Notes 67
Key to the Exercises 69
Unit 4 70
Comprehensive Course 70
Text A 70
Text B 75
Skills 79
Key to the Exercises 81
参考译文 89
Extensive Course 90
Notes 90
Key to the Exercises 91
Unit 5 92
Comprehensive Course 92
Text A 92
Text B 96
Skills 99
Key to the Exercises 101
参考译文 109
Extensive Course 111
Notes 111
Key to the Exercises 112
Unit 6 113
Comprehensive Course 113
Text A 113
Text B 118
Skills 121
Key to the Exercises 124
参考译文 133
Extensive Course 134
Notes 134
Key to the Exercises 135
Unit 7 136
Comprehensive Course 136
Text A 136
Text B 141
Skills 145
Key to the Exercises 147
参考译文 155
Extensive Course 157
Notes 157
Key to the Exercises 158
Unit 8 159
Comprehensive Course 159
Text A 159
Text B 167
Skills 170
Key to the Exercises 172
参考译文 180
Extensive Course 182
Notes 182
Key to the Exercises 183
Unit 9 184
Comprehensive Course 184
Text A 184
Text B 190
Skills 193
Key to the Exercises 194
参考译文 202
Extensive Course 203
Notes 203
Key to the Exercises 204
Unit 10 205
Comprehensive Course 205
Text A 205
Text B 211
Skills 215
Key to the Exercises 217
参考译文 224
Extensive Course 226
Notes 226
Key to the Exercises 227